Definition of Additive Inverse

The additive inverse of any number a is -a. In other words, the additive inverse of an integer or real number a is what you add to a  to get zero.
Examples of Additive Inverses
 Number Additive Inverse
10 -10
½
-5 5
¾
$$ \frac a b $$ $$ - \frac a b $$
$$ - \frac c d $$ $$ \frac c d $$

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